National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fair

52°F

11°C

Humidity 41%
Wind Speed W 7 mph
Barometer 30.13 in (1020.5 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 12 Nov 8:54 pm CST
Extended Forecast for

4 Miles ESE Bethany IL

  • Tonight

    Tonight: Partly cloudy, with a low around 34. West northwest wind 3 to 7 mph.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62. Calm wind becoming south around 6 mph in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. South southeast wind around 7 mph.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 70. South southwest wind 6 to 8 mph.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53. South southwest wind 6 to 9 mph.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 73. South southwest wind 10 to 16 mph, with gusts as high as 26 mph.

    High: 73 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41. Northwest wind around 10 mph, with gusts as high as 18 mph.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 34. West northwest wind 3 to 7 mph.
Thursday
Mostly sunny, with a high near 62. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 42. South southeast wind around 7 mph.
Friday
Mostly sunny, with a high near 70. South southwest wind 6 to 8 mph.
Friday Night
Partly cloudy, with a low around 53. South southwest wind 6 to 9 mph.
Saturday
Partly sunny, with a high near 73. South southwest wind 10 to 16 mph, with gusts as high as 26 mph.
Saturday Night
Mostly clear, with a low around 41. Northwest wind around 10 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 33.
Monday
Mostly sunny, with a high near 55.
Monday Night
Rain likely. Mostly cloudy, with a low around 38.
Tuesday
A chance of rain. Partly sunny, with a high near 55.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
A chance of rain. Partly sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Bethany IL
 39.61°N 88.67°W (Elev. 659 ft)
Last Update:
9:36 pm CST Nov 12, 2025
Forecast Valid:
9pm CST Nov 12, 2025-6pm CST Nov 19, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation